<!doctype html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <style>
        body {
        text-align: center;
        background-color: #efe
        }
    </style>
</head>
<body>
    <h2>加载中...</h2>
    <hr>
    <hr>
</body>
</html>